Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
dang xay » dang van, van xay
su sach » so sach, vu sach
va hanh » van hanh, va thanh, va danh
va cham » va chat, va tham
sach ty » sach y, sach tu, sach thu
hieu va » lieu va, hieu qua
lang xa » lang ha, lang van
xuc va » duc va, tuc va, luc va
vi cua » vai cua
di cua » dai cua, doi cua, de cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty ((lang xa) or (dang xay)) hoi. hieu va cham xuc va hanh ((vi cua) OR (di cua)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty ((lang xa) OR (dang xay)) hoi. hieu va cham xuc va hanh ((vi cua) OR (di cua)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty ((lang xa) or (dang xay)) hoi. hieu va cham xuc va hanh ((vi cua) OR (di cua)) tu".
• Adding a wildcard symbol may retrieve word variants: su sach ty ((lang xa) or (dang xay)) hoi. hieu va cham xuc va hanh ((vi cua) OR (di cua)) tu*.